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» Vector restoration for video coding
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ICIP
2006
IEEE
14 years 9 months ago
Selective Encryption of Human Skin in JPEG Images
In this study we propose a new approach for selective encryption in the Huffman coding of the Discrete Cosine Transform (DCT) coefficients using the Advanced Encryption Standard (...
Adrian G. Bors, José M. Rodrigues, William ...
FGR
2006
IEEE
175views Biometrics» more  FGR 2006»
14 years 1 months ago
Fully Automatic Facial Action Recognition in Spontaneous Behavior
We present results on a user independent fully automatic system for real time recognition of facial actions from the Facial Action Coding System (FACS). The system automatically d...
Marian Stewart Bartlett, Gwen Littlewort, Mark G. ...
ACIVS
2005
Springer
14 years 1 months ago
Reduced-Bit, Full Search Block-Matching Algorithms and Their Hardware Realizations
Abstract. The Full Search Block-Matching Motion Estimation (FSBME) algorithm is often employed in video coding for its regular dataflow and straightforward architectures. By iterat...
Vincent M. Dwyer, Shahrukh Agha, Vassilios A. Chou...
ISCAS
2008
IEEE
166views Hardware» more  ISCAS 2008»
14 years 1 months ago
Complexity modeling of H.264/AVC CAVLC/UVLC entropy decoders
Abstract— A complexity model for context-based adaptive variable length coding (CAVLC) and universal variable length coding (UVLC) in the H.264/AVC decoder is proposed. CAVLC and...
Szu-Wei Lee, C. C. Jay Kuo
ISCAS
2005
IEEE
133views Hardware» more  ISCAS 2005»
14 years 1 months ago
Minimal activity mixed-signal VLSI architecture for real-time linear transforms in video
Abstract— The mixed-signal processor performs digital vectormatrix multiplication using internally analog fine-grain parallel computing. The three-transistor CID/DRAM unit cell ...
Rafal Karakiewicz, Roman Genov